code: def gen_token() -> str:
      return uuid4().hex
  
file_path: labml/app/server/labml_app/utils/__init__.py
imports: import time
  from typing import Callable, List
  from uuid import uuid4
  from functools import wraps
label_desc: Use image node_id 2 for calling a global function with example usage: gen_token() and returns: uuid4